Nothing in the flock is intelligent, but the behavior of the flock is intelligent.
A man, isolated from others, finds it very hard to have original thoughts, yet in the presence of others to synthesize new thoughts, finds it comparatively easy.
This is not to say a man locked in a dark room cannot create novel thought, just that a baby raised in such an environment is unlikely to.
Human society can be thought of as a superorganism toward the goal of propagating the species.
A mind that reflects back upon itself is capable of limitless expansion.